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Warning display
Charging system / battery light: possible causes and documented repairs — 2000–2006 GMC Yukon XL
Of the records of the 2000–2006 GMC Yukon XL, 4 state “Charging system / battery light” (Owner complaint: 1, Manufacturer communication: 3). The technical documents say how to deal with 1 of its possible causes. They are listed by the number of matching records, most first.
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Causes the technical documents say how to deal with (1)
Intermittent battery lamp with history DTC B1489 after BGCM replacement (module not SPS programmed)
1 matching record
A vehicle may have an intermittent battery lamp with a history code B1489 in the Battery Generator Control Module (BGCM).
The concern may be noticed after the BGCM has been replaced for another issue.
How to tell
- B1489
- Charging system / battery light
What to do
- Whenever the BGCM is replaced, the module needs to be SPS programmed before the vehicle is released to the customer.
Related symptoms, trouble codes and warning displays
What the technical documents state together with the faults above.
- Symptom
- Warning light
- Trouble code
- B1489
Put together by FaultCrate from public records and technical documents. The cause and the repair are for the workshop to decide with the vehicle in front of it. Counts are records, not failure rates.